CVE-2024-52596 | BDVDB-2026-257402 Detail

simplesamlphpxml-common

Description#

SimpleSAMLphp xml-common is a common classes for handling XML-structures. When loading an (untrusted) XML document, for example the SAMLResponse, it's possible to induce an XXE. This vulnerability is fixed in 1.19.0.

Impact#

Per CVSS v4.0: confidentiality impact high, integrity impact none, availability impact high. Attack vector: network.

Weaknesses#

CWE-611 Improper Restriction of XML External Entity Reference

References#

Exploit#

No public exploit known

History#

Version 12024-12-02Record published in the CVE List.

Published

Published: 2024-12-02
Last modified: 2024-12-02

Vendor information

Vendor: simplesamlphp
Product: xml-common

All simplesamlphp vulnerabilities

Score

8.8 High

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 62.5.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

XML External Entity

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 1.20.0
Fixed
Not stated

Scoring System

CVSS v4.0

8.8 High

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:H/SC:L/SI:L/SA:N

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Attack Requirements	None
Privileges Required	None
User Interaction	None
Vulnerable System Confidentiality	High
Vulnerable System Integrity	None
Vulnerable System Availability	High
Subsequent System Confidentiality	Low
Subsequent System Integrity	Low
Subsequent System Availability	None

CVSS v3.1

Not available

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).